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US6144411A Expired / Lapsed US ⏱️ 0.0 years remaining

Image processing apparatus with format conversion capabilities

Assignee: Canon Inc
•
Filing: 1997-04-04
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Granted: 2000-11-07
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Expires: 2017-04-04
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Abstract

Abstract An image processing apparatus includes an input unit for inputting an image signal, a signal processing unit for processing an output from the input unit to generate an image signal of a first format, a conversion unit for compressing an output from the signal processing unit and converting the same to an image signal of a second format and a digital interface unit for selectively transmitting the output from the signal processing unit and the output from the conversion unit to an external equipment.

Inventors

  • 👤 Takashi Kobayashi
  • 👤 Shinichi Hatae

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 16:54
CPC Classifications
H; H04; H04N; H04N21/00; H04N21/40; H04N21/43; H04N21/436; H04N21/43615; H04N21/41; H04N21/4104; H04N21/4108; H04N21/4113; H04N21/4135; H04N21/422; H04N21/4223; H04N21/4363; H04N21/43632; H04N21/44; H04N21/4402; H04N21/440218; H04N21/440263; Y; Y10; Y10S; Y10S358/00; Y10S358/906

Claims Analysis

Total Claims: 42
Claim 1
Independent Claim 133 words
An image processing apparatus comprising: (a) image pick-up means; (b) signal processing means for generating a digital image signal of a first format on the basis of an output from said image pick-up means; (c) conversion means for converting the digital image signal of said first format to a digital image signal of a second format; (d) recording/reproducing means for converting the digital image signal of said first format to a digital image signal of a third format, said recording/reproducing means recording the digital image signal of said third format on a recording medium; and (e) digital interface means for transmitting the digital image signal of said second format which is outputted from said conversion means and the digital image signal of said third format which is outputted from said recording/reproducing means selectively.
Claim 2
Dependent Claim 133 words
An image processing apparatus comprising: (a) image pick-up means; (b) signal processing means for generating a digital image signal of a first format on the basis of an output from said image pick-up means; (c) conversion means for converting the digital image signal of said first format to a digital image signal of a second format; (d) recording/reproducing means for converting the digital image signal of said first format to a digital image signal of a third format, said recording/reproducing means recording the digital image signal of said third format on a recording medium; and (e) digital interface means for transmitting the digital image signal of said second format which is outputted from said conversion means and the digital image signal of said third format which is outputted from said recording/reproducing means selectively.
Claim 3
Dependent Claim 27 words
An image processing apparatus according to claim 1, wherein the digital image signal of said first format is based on a format of a predetermined television signal.
Claim 4
Dependent Claim 29 words
An image processing apparatus according to claim 1, wherein the digital image signal of said second format is based on a format suited for a monitor of a computer.
Claim 5
Dependent Claim 32 words
An image processing apparatus according to claim 1, wherein an image size of the digital image signal of said second format changes according to a transfer rate of said digital interface means.
Claim 6
Dependent Claim 39 words
An image processing apparatus according to claim 1, wherein said digital interface means transmits at least one of the digital image signal of said second format and the digital image signal of said third format in every predetermined cycle.
Claim 7
Dependent Claim 49 words
An image processing apparatus according to claim 5, wherein said digital interface means has a isochronous transfer mode which can transfer an image signal of at least one format in every predetermined cycle and an asynchronous transfer mode which can asynchronously transfer the image signal in every predetermined cycle.
Claim 8
Dependent Claim 22 words
An image processing apparatus according to claim 6, wherein said digital interface means is a digital interface conformable to the IEEE P1394.
Claim 9
Dependent Claim 36 words
An image processing apparatus according to claim 1, further comprising: analog output means for converting the digital image signal of said first format to analog image signal and outputting the analog image signal to external device.
Claim 10
Dependent Claim 35 words
An image processing apparatus according to claim 1, wherein said digital interface means packetizes each of the image signals of the plurality of formats to isochronous packets and conducts isochronous transfer in every predetermined cycle.
Claim 11
Dependent Claim 35 words
An image processing apparatus according to claim 9, wherein said digital interface means is capable of selecting an image signal to be transmitted in accordance with a control signal inputted through said digital interface means.
Claim 12
Dependent Claim 25 words
An image processing apparatus according to claim 1, wherein the digital image signal of said third format is based on a format suited for recording/reproducing.
Claim 13
Dependent Claim 131 words
An image processing apparatus comprising: (a) image pick-up means; (b) signal processing means for generating a digital image signal of a first format on the basis of an output from said image pick-up means; (c) reproducing means for reproducing a digital image signal of a third formal from a recording media and converting the digital image signal of said third format to the digital image signal of said first format; (d) conversion means for converting the digital image signal of said first format to a digital image signal of a second format; and (e) digital interface means for transmitting the digital image signal of said second format which is outputted from said conversion means and the digital image signal of said third format which is outputted from said reproducing means selectively.
Claim 14
Dependent Claim 131 words
An image processing apparatus comprising: (a) image pick-up means; (b) signal processing means for generating a digital image signal of a first format on the basis of an output from said image pick-up means; (c) reproducing means for reproducing a digital image signal of a third formal from a recording media and converting the digital image signal of said third format to the digital image signal of said first format; (d) conversion means for converting the digital image signal of said first format to a digital image signal of a second format; and (e) digital interface means for transmitting the digital image signal of said second format which is outputted from said conversion means and the digital image signal of said third format which is outputted from said reproducing means selectively.
Claim 15
Dependent Claim 27 words
An image processing apparatus according to claim 12, wherein the digital image signal of said first format is based on a format of a predetermined television signal.
Claim 16
Dependent Claim 27 words
An image processing apparatus according to claim 12, wherein said digital interface means controls the output in accordance with a control signal inputted from an external equipment.
Claim 17
Dependent Claim 29 words
An image processing apparatus according to claim 14, wherein said control signal controls an operation of said image pick-up means or an operation of said recording and reproducing means.
Claim 18
Dependent Claim 29 words
An image processing apparatus according to claim 12, wherein the digital image signal of said second format is based on a format suited for a monitor of a computer.
Claim 19
Dependent Claim 32 words
An image processing apparatus according to claim 12, wherein an image size of the digital image signal of said second format changes according to a transfer rate of said digital interface means.
Claim 20
Dependent Claim 36 words
An image processing apparatus according to claim 12, further comprising: analog output means for converting the digital image signal of said first format to analog image signal and outputting the analog image signal to external device.
Claim 21
Dependent Claim 39 words
An image processing apparatus according to claim 12, wherein said digital interface means transmits at least one of the digital image signal of said second format and the digital image signal of said third format in every predetermined cycle.
Claim 22
Dependent Claim 33 words
An image processing apparatus according to claim 19, wherein said digital interface means packetizes the image signals of the plurality of formats into isochronous packets and conducts isochronous transmission in every predetermined cycle.
Claim 23
Dependent Claim 23 words
An image processing apparatus according to claim 20, wherein said digital interface means is capable of communicating in compliance with the IEEE P1394.
Claim 24
Dependent Claim 25 words
An image processing apparatus according to claim 12, wherein the digital image signal of said third format is based on a format suited for recording/reproducing.
Claim 25
Dependent Claim 128 words
An image processing apparatus comprising: (a) image pick-up means; (b) signal processing means for generating a digital image signal of a first format on the basis of an output from said image pick-up means; (c) conversion means for converting the digital image signal of said first format to a digital image signal of a second format; (d) reproducing means for reproducing a digital image signal of a third format from a recording media; and (e) digital interface means for transmitting the digital image signal of said first format which is outputted from said signal processing means, the digital image signal of said second format which is outputted from said conversion means and the digital image signal of said third format which is outputted from said reproducing means selectively.
Claim 26
Dependent Claim 128 words
An image processing apparatus comprising: (a) image pick-up means; (b) signal processing means for generating a digital image signal of a first format on the basis of an output from said image pick-up means; (c) conversion means for converting the digital image signal of said first format to a digital image signal of a second format; (d) reproducing means for reproducing a digital image signal of a third format from a recording media; and (e) digital interface means for transmitting the digital image signal of said first format which is outputted from said signal processing means, the digital image signal of said second format which is outputted from said conversion means and the digital image signal of said third format which is outputted from said reproducing means selectively.
Claim 27
Dependent Claim 27 words
An image processing apparatus according to claim 23, wherein the digital image signal of said first format is based on a format of a predetermined television signal.
Claim 28
Dependent Claim 29 words
An image processing apparatus according to claim 23, wherein the digital image signal of said second format is based on a format suited for a monitor of a computer.
Claim 29
Dependent Claim 32 words
An image processing apparatus according to claim 23, wherein an image size of the digital image signal of said second format changes according to a transfer rate of said digital interface means.
Claim 30
Dependent Claim 36 words
An image processing apparatus according to claim 23, further comprising: analog output means for converting the digital image signal of said first format to analog image signal and outputting the analog image signal to external device.
Claim 31
Dependent Claim 25 words
An image processing apparatus according to claim 23, wherein the digital image signal of said third format is based on a format suited for recording/reproducing.
Claim 32
Dependent Claim 47 words
An image processing apparatus according to claim 23, wherein said digital interface means transmits at least one of the digital image signal of said first format, the digital image signal of said second format and the digital image signal of said third format in every predetermined cycle.
Claim 33
Dependent Claim 23 words
An image processing apparatus according to claim 29, wherein said digital interface means is capable of communicating in compliance with the IEEE P1394.
Claim 34
Dependent Claim 136 words
An image processing apparatus comprising: (a) input means for inputting an image signal; (b) signal processing means for generating a digital image signal of a first format on the basis of an output from said input means; (c) conversion means for converting the digital image signal of said first format to a digital image signal of a second format; (d) recording/reproducing means for converting the digital image signal of said first format to a digital image signal of a third format, said recording/reproducing means recording the digital image signal of said third format on a recording media; and (e) digital interface means for transmitting the digital image signal of said second format which is outputted from said conversion means and the digital image signal of said third format which is outputted from said recording/reproducing means selectively.
Claim 35
Dependent Claim 136 words
An image processing apparatus comprising: (a) input means for inputting an image signal; (b) signal processing means for generating a digital image signal of a first format on the basis of an output from said input means; (c) conversion means for converting the digital image signal of said first format to a digital image signal of a second format; (d) recording/reproducing means for converting the digital image signal of said first format to a digital image signal of a third format, said recording/reproducing means recording the digital image signal of said third format on a recording media; and (e) digital interface means for transmitting the digital image signal of said second format which is outputted from said conversion means and the digital image signal of said third format which is outputted from said recording/reproducing means selectively.
Claim 36
Dependent Claim 27 words
An image processing apparatus according to claim 31, wherein the digital image signal of said first format is based on a format of a predetermined television signal.
Claim 37
Dependent Claim 29 words
An image processing apparatus according to claim 31, wherein the digital image signal of said second format is based on a format suited for a monitor of a computer.
Claim 38
Dependent Claim 25 words
An image processing apparatus according to claim 31, wherein the digital image signal of said third format is based on a format suited for recording/reproducing.
Claim 39
Dependent Claim 39 words
An image processing apparatus according to claim 31, wherein said digital interface means transmits at least one of the digital image signal of said second format and the digital image signal of said third format in every predetermined cycle.
Claim 40
Dependent Claim 32 words
An image processing apparatus according to claim 31, wherein an image size of the digital image signal of said second format changes according to a transfer rate of said digital interface means.
Claim 41
Dependent Claim 47 words
An image processing apparatus according to claim 35, wherein said digital interface means has an isochronous transfer mode for transferring an image signal of at least one format in every predetermined cycle and an asynchronous transfer mode for asynchronously transferring the image signal in the predetermined cycle.
Claim 42
Dependent Claim 23 words
An image processing apparatus according to claim 37, wherein said digital interface means is capable of communicating in compliance with the IEEE P1394.

References Cited (Backward Citations)

US4691253A Cited
US4797746A Cited
US5585856A Cited
US5712681A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2003-11-07 2004-05-08 2004-11-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2007-11-07 2008-05-08 2008-11-07 $3760.00 Window Closed / Lapsed
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